generator efficiency 中文意思是什麼

generator efficiency 解釋
發電機效率
  • generator : n 1 產生者，生殖者，創始者。2 發電機，發生器。3 【音樂】基礎低音。4 ＝ generatrix a D C generator...
  • efficiency : n. 1. 功效。2. 效率；效能；實力，能力。3. 【物理學】性能。
  1. In the process of arithmetic design, newton " method is used to compute power flow of network. graph theory knowledge is used to determine all paths from generator to load. to improve efficiency, thesis use branch expunction method to optimize the node order

    在演算法設計過程中，採用牛頓拉夫遜法進行潮流計算得到系統潮流分佈，利用圖論原理中的路徑搜索演算法確定了發電機對負荷的供電路徑，此外為了提高潮流跟蹤的計算效率，利用了支路消去法進行節點順序的優化。
  2. Thus, objective of this project is to improve the functionality and efficiency, and mitigate the drawbacks of a variable speed generation system or asg ( adjustable speed generator ) in conjunction with a dfig ( double fed induction generator ), which is frequently named as variable - speed / constant frequency ( vscf ) generation system

    本文的研究目的是改進雙饋電機變速發電系統或變速驅動系統的的功能和效率，減輕系統缺陷所帶來的危害。雙饋電機變速發電系統通常又稱為變速恆頻發電系統（ vscf - variablespeedconstantfrequency ） 。
  3. Especially the generation unit consisted of high - speed generator and micro turbine without a gear box can largely reduce the system volume and increase the efficiency

    尤其是高速發電機與燃氣輪機直接相連組成發電機組，中間不帶減速機構，可大大降低系統體積，提高系統效率。
  4. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  5. Artificial neural network algorithm for calculating efficiency of water turbine generator unit

    水電機組效率的神經網路演算法
  6. This product, adopted pwm integrated circuit and mosfet, igbt that were imported from the overseas, has the following merits : quick - response, strong interfere - proof, stable frequency and voltage, low consumption when light loading, high efficiency and reliable performance, it can be applicable to the family use, pasture region, work with the wind generator and some other places where the power failure often occurs

    本品採用pwm （脈寬調制）集成電路和進口大功率mosfet 、 igbt等器件，具有應變快、抗干擾、自動穩定頻率和電壓、空載損耗低、效率高、性能可靠，是家庭，牧區，風力發電機配套以及其它野外經常停電地區提供交流電的必備的電器。
  7. Effect of plugging on the efficiency of steam generator

    蒸汽發生器堵管對裝置功率影響研究
  8. First, the use producer gas generator may enhance the thermal efficiency, also the coal burning full, may reduce the energy to disappear, with direct coal - burning, may reduce disappears 20 - 40otranslation

    首先，使用煤氣發生爐可以提高效率，且煤燃燒充分，可降低能源消耗，與直接燃煤相比，可降低消耗20 - 40 。
  9. According to the power equation of pipe ozone cell, this paper takes advantage of the advanced technology and experience of ozonier, analyses and discusses the approach of improving the power and efficiency of the ozone generator

    本文借鑒了國內外臭氧發生器先進技術和經驗，根據管式臭氧發生器放電室的電暈放電功率方程式，分析討論了提高臭氧發生器功效的途徑。
  10. The working parameters ( specific enthalpy, entropy, flux of working fluid, reynolds number, etc. ), the configuration parameters of the main components, such as steam turbine - generator group, evaporator and ehd condenser and system efficiency were calculated on the base of thermodynamics theory

    文中以熱力學理論為基礎，計算了低溫余熱發電系統的運行參數（比焓、熵、工質流量、雷諾數、管路壓力等）和各主要組件如汽輪機-發電機組、蒸發器和ehd冷凝器的結構參數，並計算了系統的效率。
  11. High speed : high efficiency and low resistance moment, under the same conditions, the generator speed can reach at 1. 5 or 3 times of the normal generator ' s, so it can be make good use of

    轉的快：電機輕快高效，阻力矩極小，同等條件下，轉速是其它電機轉速的1 . 5到3倍，風葉的風能利用系數更高，可以發更多的電。
  12. In this paper, simple reacting flow model in solid - propellant ducted rocket combustor based on eddy break - up model is established. the model is used to simulate the three - dimensional combustion flowfields in an experimental motor. some factors how to affect the combustion efficiency are discussed in the paper, including air intake and gas generator nozzle

    本文基於簡單反應的旋渦分裂模型，建立了固體火箭沖壓發動機補燃室內的湍流燃燒模型，並在該模型下對某實驗發動機進行了三維數值模擬，研究了補燃室設計參數包括進氣道出口設計參數和燃氣發生器噴管設計參數對燃燒效率的影響。
  13. People have committed themselves to boosting up the efficiency of dss for about thirty years. now, the focus of dss research is changing from the expert - based dss into the model systems of idss, operation interface, knowledge transaction cell, idss generator and distributed idss

    三十余年來，人們致力於用各種方法來增強dss的效能， dss的研究重點也由專家型決策支持系統逐步轉移到idss的模型系統、人機界面、知識處理單元、 idss生成器和分散式idss上面來。
  14. It has high efficiency advantage while network processor transfers packet editing commands between the packet editor and packet editing command generator, because it is a new parallel command transferring mode but net a serial mode

    這種機制使得在網路處理器的包編輯器和包編輯命令發生器之間傳遞包編輯命令的效率得到了大幅度的提高。
  15. The mixing of air and fuel can be improved, d ) adding air distributary valve at exit of air - intake can increase the amount of air bifurcated into the dome region, so the value of combustion efficiency is increased, e ) increasing gas generator nozzle number can improve combustion characteristics in the dome region and produce good condition for combustion progress, f ) when the fuel streams are ejected into the second combustor with a angle, the combustion efficiency is increased, g ) when the speed of fuel streams increased, the intension and temperature of recirculation region is improved

    兩個進氣道在補燃室周向成180度布置，有利於增強燃氣同空氣的摻混； 4在進氣道出口增加空氣分流擋板，有利於增加進入頭部的空氣流量，提高燃燒效率； 5增加燃氣噴管數量能增強燃氣同空氣在頭部的燃燒效果，為燃燒的進行創造良好的條件； 6
  16. Urbular turbine generator set is suitable for heads from 2m to 15m and large discnarge. its feature is that water flow is axial throughout the passage from the inlet to the outlet, so that the passage is straight conduit essentially. the tubular turbine generator set is characterized by good characteristic of water flow and high efficiency. etc

    混流式水輪發電機組廣泛適用於高中低各種水頭，一般從10米至300米，其特點是水流流經轉輪葉片時先沿著幅向進入，然後逐漸變成軸向離開，因而混流式水輪發電機組具有運行可靠，結構簡單，平均效率較高等特點。
  17. The testing result shows that the power with high - efficiency, high quality and stabilization is provided for the load through the sample generator

    實驗結果表明：所研製的試驗樣機，可以為負載提供穩定可靠、高品質、高效能的電力。
  18. The generator is consisted of many different kinds parts and its manufacturing must adopt the mode of gathering prqcess, optimizing layout and nc process, which can effectively increase the material utility ratio of raw steel - plate and the productive efficiency. it is necessary to implement nc automated programming by computer because optimizing layout and nc programming need deal with a great deal of data

    發電設備具有零件種類多、同類零件數量少、零件總量大的特點，採用「集中下料、優化排樣、數控下料」的生產管理模式才能有效減少下料過程中的材料浪費、提高企業的生產效率和經濟效益。
  19. Third, the producer gas generator conforms to the industry kiln gas to discharge the gb9079. 88 waste residue the platoon uses the wet dregs, does not have the dirt has certain social efficiency

    第三，煤氣發生爐符合工業爐煙氣排放標準gb9079 . 88 ，廢渣的排放採用濕式出渣，無污染，具有一定的社會效益。
  20. At present, the hydropower station is the construction in the energy sector that our country supported development especially, most power stations operate the monitoring to the efficiency of hydro - generator unit not perfect enough at home, overhaul to put forward and perfect constantly concept by condition - based maintenance of unit, load optimizes of unit and economical operation is the good trend that operates of hydropower station, monitor to hydro - generator unit operation parameters particularly essential in real time

    目前，水電站是我國重點支持發展的能源建設，而國內大多數水電站對水輪發電機組效率的在線監測剛剛起步，隨著機組狀態檢修概念的提出和不斷完善，機組負荷優化、經濟運行是電站良好運行的必然趨勢，所以對水輪發電機組效率的實時監測尤為必要。
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